/*
 * JANN - a Java toolkit for creating arbitrary Artificial Neural Networks.
 * 
 * Copyright (c) 2009 Matthijs Snel
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package net.jann;

import java.util.ArrayList;


public class OutputLayer extends Layer {

	private static final long serialVersionUID = -7596426367491346050L;

	public OutputLayer( int numNeurons ) {
		super(numNeurons, null);
	}
	
	public OutputLayer( int numNeurons, Function f ) {
		super(numNeurons, f);
	}
	
	@Override
	public boolean addNeuron( Neuron n ) {
		if ( !(n instanceof OutputNeuron) )
			throw new IllegalArgumentException("InputLayer only accepts OutputNeurons");
		return super.addNeuron(n);
	}
	
	@Override
	public void initLayer( int numNeurons, Function f ) {
		neurons = new ArrayList<Neuron>(numNeurons);
		OutputNeuron n;
		for( int i = 0; i < numNeurons; i++ ) {
			n = new OutputNeuron(f);
			neurons.add(n);
		}
	}
}